Hi,
I believe now the problem is compatibility.
In your
menu.xml
file, create a new
XML Namespace.
This becomes:
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:mynamespace="http://schemas.android.com/apk/res-auto">
<item
android:id="@+id/action_back"
android:orderInCategory="100"
android:icon="@drawable/back"
android:title="Back"
android:showAsAction="always"
mynamespace:showAsAction="always" />
</menu>
The
Java
Source code could remain as it is.